For electronic enclosures that require the tightest access control— like those found in data centers—EMKA Inc. (www.emkausa.com) has added a cell-phone alarm feature to its electronic locking and monitoring (ELM) system. It can now send an alert by cell phone whenever the enclosure is opened or closed. It can also alert users to other conditions, such as internal temperature.
A new fixings and fastening system for assembling structural, load-bearing composite components promises 54% better adhesion, plus less weight and better mechanical performance than current composite fixing designs.
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